20731211

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 23540544

約数和(自身を除く): 2809333

約数列:

[1, 17, 23, 37, 391, 629, 851, 1433, 14467, 24361, 32959, 53021, 560303, 901357, 1219483, 20731211]

約数ペア:

[(1, 20731211), (17, 1219483), (23, 901357), (37, 560303), (391, 53021), (629, 32959), (851, 24361), (1433, 14467)]